324 



ISLANDS AND SIIOEES. 



Button Bay, south part, 

 Button Island, 

 Scotch Bonnet, 

 Basin Harhor, 

 Diamond Island, 

 Ferrisburgh, northwest shore, 

 Charlotte, Thompson's Point, 



Charlotte, Birch Island, 



Charlotte, Butterfield's Island, 



Spicer's Island, 



Great Bluff Point, 



McNeil's Point, 



Sloop Island, 



Smith's Point and Holme's Point, 



Dike Point, Shelburne, 



Shelburne, Pottier's Point, 



Shelburne, Nash's Point, 



Potter's Island, 



Rock Dunder, 



Juniper Island, 



Willsborough, N. Y., 



WiUsborough, N. Y., 



Port Kent, N. Y., 



Four Brothers, 



Burlington, Redrock Point, 



Burlington, Lonerock Point, 



Appletree Point, 



Colchester Point, 



Law's Island, 



Yew Island, 



Ladd's Island, 



Valcour Island, N. Y., 



Mallett's Head, 



Mallett's Bay, islands in, 



Stave Point, 



Clay Point, 



Mouth of La Moille River, 



Straw Island, 



Stave Island, 



Carlton's Prize, 



Rock west of do., 



Providence Island, 



Sawyer's Island, 



Two Sisters' Islands, 



Utica slate and Trenton limestone. 



Fine locality of fossil corals, upper part of C. limestone . 



Chazy limestone. 



Chazy limestone. 



Chazy limestone. 



Chazy limestone. 



Calciferous sandrock on extreme point, rest Chazy 



limestone. 



Chazy limestone with a dike of porphyry. 

 Chazy limestone. 

 Chazy limestone. 

 Trenton limestone. 

 Trenton limestone. 

 Chazy limestone. 

 Utica slate. 



Dikes of trachyte, porphyry and trap, with Utica slate. 

 Utica and Hudson River slates. 

 Utica slate. 

 Utica, etc., slates. 

 Utica slate. 

 Utica slate. 

 " Slate." 



Hypersthene rock and Potsdam sandstone. 

 Potsdam sandstone and Champlain clay. 

 Trenton limestone (?). 

 Red sandrock. 



Red sandrock and Hudson River slate. 

 Utica slate. 

 Utica slate. 

 Utica slate. 

 Utica slate. 

 Utica slate. 

 Chazy limestone. 



Winooski marble (red sandrock series.) 

 Red sandrock. 



Winooski marble and Hudson River slate. 

 Champlain clay. 

 Sand, etc. 



Trenton limestone (?). 

 Prohably Trenton limestone. 

 Trenton limestone. 

 Probably Trenton limestone. 

 Chazy limestone. 

 Chazy limestone. 

 Chazy limestone. 



Allen's Point, 

 Martin's Bay, 

 Merriam's Bay, 

 McBride's Bay, 



SOUTH HERO AND GRAND ISLE. 



Sandy. 



Trenton limestone, etc. 



Chazy limestone. 



Chazy limestone and dikes. 



